Ultraviolet light causes pyrimidine dimers to form in DNA.Some individuals are genetically incapable of repairing some dimers at "normal" rates.Such individuals are likely to suffer from__________ .

Question

Quizplus · Accepted Answer

Xeroderma pigmentosum is a genetic disorder characterized by a deficiency in the ability to repair pyrimidine dimers caused by ultraviolet light. This leads to an increased risk of skin cancer and other skin abnormalities. Choice B (muscular dystrophy) is a genetic disorder that affects muscle function, Choice C (Huntington disease) is a genetic disorder that affects brain function, Choice D (phenylketonuria) is a genetic disorder that affects amino acid metabolism, and Choice E (SCID) is a genetic disorder that affects the immune system. These disorders are not related to the formation of pyrimidine dimers in DNA.

Ultraviolet Light Causes Pyrimidine Dimers to Form in DNA